Browsing 1969 Onderstepoort Journal of Veterinary Research, Volume 36, 1969 by Subject "Veterinary medicine"
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Browsing 1969 Onderstepoort Journal of Veterinary Research, Volume 36, 1969 by Subject "Veterinary medicine"
Now showing items 1-20 of 21
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(Pretoria : The Government Printer, 1969)The CF test was used to investigate the serological relationship of Br. ovis to Br. abortus and Br. melitensis. A definite antigenic relationship between Br. ovis and Br. abortus could be demonstrated. Definitive results ...
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(Pretoria : The Government Printer, 1969)Systematic fractionation of a capsulated strain of Staphylococcus aureus has led to the isolation of two antigens which would specifically absorb opsonizing antibody from immune rabbit serum. One of these antigens was shown ...
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(Pretoria : Government Printer, 1969)
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(Published by the Government Printer, Pretoria, 1969)Bluetongue virus was found to induce interferon in mouse embryo (ME) cells and in mice. Different strains of bluetongue virus differed in their ability to induce interferon. Interferon production in ME cells commences after ...
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(Publsihed by the Government Printer, Pretoria, 1969)The author dissected thirty bovine heads to study the motor and sensory nerve supply to the zygomatic region. The motor and sensory branches to this region are supplied by the auriculopalpebral and auriculotemporal nerves ...
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(Published by the Government Printer, Pretoria, 1969)A new species of Hoplopleura Enderlein, 1904 and the previously unknown male of Polyplax solivaga Johnson, 1962 are described and illustrated.
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(Published by the Government Printer, Pretoria, 1969)
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(Published by the Government Printer, Pretoria, 1969)The preparation and use of a highly specific fluorescein-conjugated antiserum against bovine ephemeral fever virus are described. The demonstration of fluorescent cytoplasmic inclusions is a dependable diagnostic test. The ...
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(Published by the Government printer, Pretoria, 1969)The dominant parasites in the Karoo are Nematodirus spathiger (Railliet, 1896) and Trichostrongylus falculatus Ransom , 1911 . In the moister eastern regions Haemonchus contortus (Rudolphi, 1803) and Oesophagostomum ...
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(Published by the Government Printer, Pretoria, 1969)A specific syndrome of prolonged gestation in sheep in South West Africa was studied and eventually reproduced by artificial feeding of the shrub, S. tuberculata var. tomentosa. lt was determined that the main period of ...
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(Pretoria : The Government Printer, 1969)Mice were immunized with vaccines containing whole dry bacteria and adjuvant. They were challenged by the intravenous injection of living bacteria. The degree of immunity obtained was best expressed in terms of the difference ...
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(Published by the Government printer, Pretoria, 1969)Mice were successfully immunized with purified cell walls. The immunizing properties were not affected by extraction with ether: ethanol or trichloracetic acid but were destroyed after treatment with formamide.
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(Pretoria : The Government Printer, 1969)
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(Published by the Government Printer, Pretoria, 1969)The morphology of the fourth larval stage of eight South African Culicoides species and of the pupae of seven species was studied. The value of existing taxonomic characters was tested and several useful new characters ...
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(Published by the Government Printer, Pretoria, 1969)Bilharziasis of 100 sheep and 14 cattle caused by Schistosoma mattheei Veglia & Le Roux, 1929, was studied in detail from the histopathological aspect. The ovine cases included natural as well as experimentally infested ...
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On the relationship between bluetongue, African horsesickness and reoviruses : hybridization studies (Published by the Government Printer, Pretoria, 1969)The double-stranded ribonucleic acid from bluetongue virus (BTV), African horsesickness virus (AHSV) and reovirus has been tested for hybridization with messenger RNA derived from BTV and reovirus-infected cells. No ...
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(Published by the Government Printer, Pretoria, 1969)Maximum yields of lumpy skin disease virus were obtained in the chorio-allantoic membranes of 5- to 7-day embryonated eggs incubated at 33.5° to 35°C for 5 to 6 days. The route of inoculation did not significantly affect ...
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(Published by the Government Printer, Pretoria, 1969)In groups of experimentally infested sheep, worm distributions are markedly skew. In controlled anthelmintic tests, the worm burdens of treated and control sheep have different distributions and this invalidates the use ...
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(Published by the Government Printer, Pretoria, 1969)Post mortem examinations on 125 zebras [Equus burchelli (Gray, 1824)] from the Kruger and Etosha National Parks revealed nodular and cystlike lesions of parasitic thrombophlebitis within the intrahepatic branches of the ...
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(Published by the Government printer, Pretoria, 1969)Specimens from 51 sheep and one goat were studied microscopically. Myiasis by Gedoelstia larvae occurred mainly in the organs of the head, neck and thorax, the eyes, brain, heart and blood vessels being most frequently ...
Now showing items 1-20 of 21